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Showing posts with the label touch

Electric shocks wherever you go? Try these

Solving unintended static discharges is a tricky question. You can build up a respectable amount of charge on your body if one of the following applies to you: Either the flooring, your chair, clothes or shoes are made of non-conducting, synthetic fabrics You rub the said fabrics a lot by walk or moving You touch grounded surfaces rarely Your skin is poorly conductive (dry) The air is low in humidity (the last two can be exaggerated by HVAC operation) Here are some things to try: Replace clothes or shoes Ground yourself through your shoes (wires and aluminium foil come to mind) Make the flooring or furniture more conductive Moisturize your skin Increase air humidity Wear uncoated conductive accessories (like a cold necklace or bracelets) Wear uncoated conductive accessories having (lots of)  pointy ends - tips may or may not be needed, but they can be made safer by wrapping in small tubes, it's the sharp air contact that matters. ...

841N serial unbricking with... needles?!

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There, I fixed it for you: WARNING: this is a pro-only approach, as potentially bad contacts could introduce typing errors which could spoil your write address and brick the boot loader beyond recovery without you even noticing! So after I got the ill router, I bought a new 3.3V CA-42 cable for about $3 at a local store. I didn't have my soldering kit nearby and anyway didn't want to mess up this beauty, so I first started experimenting. What could I lose besides a non-functional router? I have dozens of fully functional ones to spare. Actually, after all this messing around with firmwares, this is the only one of my routers which is bricked, and it wasn't even my fault. Anyway, I first tested the vendor specific wiring of the cable. Blue is ground, white is RX and yellow is TX on mine. I've then proceeded with readout-only tests. Actually, touching the bare wires themselves almost worked. I could get an almost complete log this way. Although, to get the whole t...